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Accurate localized wireless channel modeling is a cornerstone of cellular network optimization, enabling reliable prediction of network performance during parameter tuning. Localized statistical channel modeling (LSCM) is the…

机器学习 · 计算机科学 2025-09-18 Bingsheng Peng , Shutao Zhang , Xi Zheng , Ye Xue , Xinyu Qin , Tsung-Hui Chang

Localized statistical channel modeling (LSCM) is crucial for effective performance evaluation in digital twin-assisted network optimization. Solely relying on the multi-beam reference signal receiving power (RSRP), LSCM aims to model the…

信号处理 · 电气工程与系统科学 2025-09-25 Xinyu Qin , Ye Xue , Qi Yan , Shutao Zhang , Bingsheng Peng , Tsung-Hui Chang

Localized channel modeling is crucial for offline performance optimization of 5G cellular networks, but the existing channel models are for general scenarios and do not capture local geographical structures. In this paper, we propose a…

信号处理 · 电气工程与系统科学 2023-03-07 Shutao Zhang , Xinzhi Ning , Xi Zheng , Qingjiang Shi , Tsung-Hui Chang , Zhi-Quan Luo

Deep neural networks have achieved great success in computer vision, speech recognition and many other areas. The potential of recurrent neural networks especially the Long Short-Term Memory (LSTM) for open set communication signal…

信号处理 · 电气工程与系统科学 2020-02-28 Youwei Guo , Hongyu Jiang , Jing Wu , Jie Zhou

In this paper, spatial modulation (SM) is introduced to layered division multiplexing (LDM) systems for enlarging the spectral efficiency over broadcasting transmission. Firstly, the SM aided LDM (SM-LDM) system is proposed, in which…

信息论 · 计算机科学 2018-01-16 Yue Sun , Jintao Wang , Changyong Pan , Longzhuang He , Bo Ai

Multi-contrast Magnetic Resonance Imaging super-resolution (MC-MRI SR) aims to enhance low-resolution (LR) contrasts leveraging high-resolution (HR) references, shortening acquisition time and improving imaging efficiency while preserving…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Xiaoman Wu , Lubin Gan , Siying Wu , Jing Zhang , Yunwei Ou , Xiaoyan Sun

Automatic Modulation Classification (AMC) is a core technology for future wireless communication systems, enabling the identification of modulation schemes without prior knowledge. This capability is essential for applications in cognitive…

机器学习 · 计算机科学 2025-12-01 Dinanath Padhya , Krishna Acharya , Bipul Kumar Dahal , Dinesh Baniya Kshatri

Identification of the type of communication technology and/or modulation scheme based on detected radio signal are challenging problems encountered in a variety of applications including spectrum allocation and radio interference…

信号处理 · 电气工程与系统科学 2020-11-18 Ziqi Ke , Haris Vikalo

The application of hybrid precoding in millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems has been proved effective for reducing the number of radio frequency (RF) chains. However, the maximum number of independent data…

信息论 · 计算机科学 2017-09-11 Longzhuang He , Jintao Wang , Jian Song

Recent works have shown that Deep Recurrent Neural Networks using the LSTM architecture can achieve strong single-channel speech enhancement by estimating time-frequency masks. However, these models do not naturally generalize to…

声音 · 计算机科学 2020-12-04 Felix Grezes , Zhaoheng Ni , Viet Anh Trinh , Michael Mandel

Any wireless communication system needs to specify a propagation channel model which acts as basis for performance evaluation and comparison. Spatial channel models can be divided into deterministic i.e ray tracing, measurement based which…

信号处理 · 电气工程与系统科学 2018-07-11 Syed Waqas Haider Shah

Accurately and efficiently addressing the multiple source localization (MSL) problem in urban environments, particularly designing a general method adaptable to an arbitrary number of sources, plays a crucial role in various fields such as…

信号处理 · 电气工程与系统科学 2025-12-19 Qilu Zhang , Hongying Tang , Wen Chen , Ziyi Song , Jiang Wang

In multiple-input multiple-output (MIMO), multiple radio frequency (RF) chains are usually required to simultaneously transmit multiple data streams. As a special MIMO technology, spatial modulation (SM) activates one transmit antenna with…

信息论 · 计算机科学 2020-09-03 Qiang Li , Miaowen Wen , Marco Di Renzo

Accurately predicting beam-level reference signal received power (RSRP) is essential for beam management in dense multi-user wireless networks, yet challenging due to high measurement overhead and fast channel variations. This paper…

信息论 · 计算机科学 2025-10-13 Keqiang Guo , Yuheng Zhong , Xin Tong , Jiangbin Lyu , Rui Zhang

In this letter, we study the reference signal-aided channel estimation concept which is a crucial requirement to address the realistic performance of spatial media-based modulation (SMBM) systems where the radio frequency mirrors are…

信号处理 · 电气工程与系统科学 2020-09-29 Akif Kabacı , Mehmet Başaran , Hakan Ali Çırpan

This paper proposes spatial lattice modulation (SLM), a spatial modulation method for multipleinput-multiple-output (MIMO) systems. The key idea of SLM is to jointly exploit spatial, in-phase, and quadrature dimensions to modulate…

信息论 · 计算机科学 2018-05-23 Jiwook Choi , Yunseo Nam , Namyoon Lee

The demands for high data rate, reliability, high energy efficiency, high spectral efficiency, and low latency communication have been increasing rapidly. For this reason, communication models that use limited resources in the best way,…

信号处理 · 电气工程与系统科学 2022-11-16 Burak Ahmet Ozden , Erdogan Aydin , Fatih Cogen

Neural fields, a category of neural networks trained to represent high-frequency signals, have gained significant attention in recent years due to their impressive performance in modeling complex 3D data, such as signed distance (SDFs) or…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Marko Mihajlovic , Sergey Prokudin , Marc Pollefeys , Siyu Tang

Massive MIMO systems are well-suited for mm-Wave communications, as large arrays can be built with reasonable form factors, and the high array gains enable reasonable coverage even for outdoor communications. One of the main obstacles for…

Image compression aims to reduce the information redundancy in images. Most existing neural image compression methods rely on side information from hyperprior or context models to eliminate spatial redundancy, but rarely address the channel…

计算机视觉与模式识别 · 计算机科学 2023-06-12 Lin Liu , Mingming Zhao , Shanxin Yuan , Wenlong Lyu , Wengang Zhou , Houqiang Li , Yanfeng Wang , Qi Tian
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